YAHOOS is a playable word

yahoo Scrabble® Dictionary

noun
pl. yahoos
a coarse, uncouth person
43 Playable Words can be made from "YAHOOS"
   2-Letter Words (12 found)
   3-Letter Words (19 found)
   4-Letter Words (9 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)